Home / 11,099,897.60-16,638,787.20-5,105,811.20

Finding the Fourth Proportional to 11,099,897.60, 16,638,787.20 and 5,105,811.20

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Solution

The fourth proportional to 11,099,897.60, 16,638,787.20 and 5,105,811.20 is: 7,653,629.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,099,897.60 : 16,638,787.20 = 5,105,811.20 : x
  2. Step 2: Convert to fraction form
    11,099,897.60/16,638,787.20 = 5,105,811.20/x
  3. Step 3: Cross multiply
    11,099,897.60x = 16,638,787.20 × 5,105,811.20
  4. Step 4: Simplify right side
    11,099,897.60x = 84,954,506,040,176.64
  5. Step 5: Solve for x
    x = 84,954,506,040,176.64/11,099,897.60
  6. Step 6: Final answer
    x = 7,653,629.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.